Premolded stress cone with geometric design and combine with sufficient interface pressure ensures effective electric field control and long-term reliability;
With sufficient electrical margin;
Installation requires no specialized tools, heating, or filling;
Can be installed vertically, at an inclined (≤30°) position;
Can be energized immediately after installation.
Application
• Connect cable to overhead line/copper busbar.
Compatible Cables
• Cable Type: XLPE or other polymer-insulated, single-core copper/aluminum conductor MV power cables;
• Metallic Screen: Copper tape, Copper wires, Al wires, Al foil tape and etc.
Product Application Standards
Applicable standards: IEC 60502-4，GB/T 12706.4.
Technical Parameters
| Item | Technical Specifications |
Voltage Level（kV） | 8.7/15 (17.5) kV |
Rated Voltage (U₀ / U) | 8.7/15kV |
Highest System Voltage (Uₘ) | 17.5 kV |
Partial Discharge Test (pC) | At 1.73 U₀: no detectable PD above specified sensitivity |
Power Frequency Withstand Voltage (KV) | At 4.5 U₀ for 5 min, no breakdown or flashover |
Lightning Impulse Level(KV) | 95 |
Creepage Distance ( mm) | ≥545 |
Pollution Level | Ⅳ |
Height( mm) | 500 |
Net Weight (Excluding Cable) ( kg) | ~1.1 |
Optional Solutions
• Products with increased creepage distance for high-altitude areas;
• The connection between the cable lug and the cable conductor employs crimping or mechanical methods.
Operating Conditions
• Ambient Temperature: -45°C to 45°C
• Installed on outdoor platforms or vertical towers, and so on;
• Installation altitude: ≤ 2000 meters (For higher altitude areas, products with increased creepage distance should be selected based on specific conditions).
Storage Conditions
• Optimal Storage Temperature: 10°C to 25°C
• Indoor with dry and clean environment, keep sealing and avoiding ≥4 layers overlap.
Available Termination Selection (Recommended by Cable Insulation Diameter)
Voltage Level（kV） | Product Type | Conductor Size Range(mm²) | Cable Insulation Diameter(mm) |
8.7/15/17.5 | WLS- 8.7/15-1x25~50 | 25~50 | 16.4~18.5 |
8.7/15/17.5 | WLS- 8.7/15-1x70~120 | 70~120 | 20.2~23.2 |
8.7/15/17.5 | WLS- 8.7/15-1x150~240 | 150~240 | 24.8~28.8 |
8.7/15/17.5 | WLS- 8.7/15-1x300~400 | 300~400 | 30.8~34 |
8.7/15/17.5 | WLS- 8.7/15-1x500~630 | 500~630 | 36.8~40.2 |
Note:It can be customized based on cable section and insulation diameter if the Termination's specification is outside the above ranges.
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